[Lightning-dev] Pinging a route for capacity

[gb]

.... and any thoughts on protections against flood pinging?

On Thu, 2018-03-01 at 09:45 -0500, Jim Posen wrote:


> The main benefit is that this should make it quicker to send a
> successful payment because latency is lower than sending an actual
> payment and the sender could ping all possible routes in parallel,
> whereas they can't send multiple payments in parallel. The main
> downside I can think of is that, by the same token, it is faster and
> cheaper for someone to extract information about channel capacities on
> the network with a binary search.
> 
> 
> -jimpo
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